./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc94f445ab8337028bdae81452318d027fda1dfa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc94f445ab8337028bdae81452318d027fda1dfa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:43,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:43,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:43,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:43,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:43,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:43,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:43,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:43,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:43,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:43,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:43,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:43,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:43,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:43,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:43,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:43,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:43,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:43,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:43,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:43,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:43,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:43,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:43,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:43,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:43,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:43,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:43,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:43,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:43,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:43,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:43,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:43,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:43,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:43,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:43,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:43,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:43,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:43,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:43,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:43,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:43,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:43,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:43,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:43,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:43,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:43,717 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:43,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:43,720 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:43,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:43,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:43,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:43,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:43,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:43,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:43,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:43,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:43,726 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:43,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:43,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:43,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:43,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:43,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:43,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:43,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:43,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:43,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:43,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:43,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:43,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:43,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc94f445ab8337028bdae81452318d027fda1dfa [2019-11-27 10:04:44,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:44,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:44,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:44,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:44,439 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:44,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:44,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7045c2a0/90f29194b6974ca299f26707928e18a3/FLAG7cd64dc1c [2019-11-27 10:04:46,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:46,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:46,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7045c2a0/90f29194b6974ca299f26707928e18a3/FLAG7cd64dc1c [2019-11-27 10:04:46,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7045c2a0/90f29194b6974ca299f26707928e18a3 [2019-11-27 10:04:46,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:46,087 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:46,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:46,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:46,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:46,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:46" (1/1) ... [2019-11-27 10:04:46,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:46, skipping insertion in model container [2019-11-27 10:04:46,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:46" (1/1) ... [2019-11-27 10:04:46,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:46,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:47,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:47,965 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:48,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:48,637 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:48,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48 WrapperNode [2019-11-27 10:04:48,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:48,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:48,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:48,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:48,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:48,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:48,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:48,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:48,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:48,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:48,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:48,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:48,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:48,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:48" (1/1) ... [2019-11-27 10:04:49,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:49,107 INFO L168 Benchmark]: Toolchain (without parser) took 3013.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 939.1 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:49,108 INFO L168 Benchmark]: CDTParser took 3.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:49,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2544.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:49,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:49,117 INFO L168 Benchmark]: Boogie Preprocessor took 213.25 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:49,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2544.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.3 MB in the end (delta: 11.1 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.25 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 939.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:53,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:53,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:53,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:53,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:53,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:53,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:53,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:53,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:53,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:53,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:53,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:53,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:53,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:53,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:53,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:53,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:53,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:53,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:53,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:53,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:53,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:53,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:53,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:53,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:53,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:53,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:53,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:53,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:53,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:53,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:53,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:53,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:53,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:53,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:53,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:53,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:53,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:53,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:53,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:53,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:53,245 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:53,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:53,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:53,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:53,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:53,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:53,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:53,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:53,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:53,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:53,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:53,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:53,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:53,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:53,303 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:53,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:53,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:53,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:53,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:53,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:53,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:53,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:53,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:53,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:53,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:53,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:53,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:53,312 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:53,312 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:53,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:53,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:53,314 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc94f445ab8337028bdae81452318d027fda1dfa [2019-11-27 10:04:53,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:53,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:53,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:53,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:53,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:53,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:54,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25859d6b1/81a09fba9a4f4ae8b55a0539ddcb33ce/FLAG1c107a477 [2019-11-27 10:04:55,403 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:55,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:55,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25859d6b1/81a09fba9a4f4ae8b55a0539ddcb33ce/FLAG1c107a477 [2019-11-27 10:04:55,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25859d6b1/81a09fba9a4f4ae8b55a0539ddcb33ce [2019-11-27 10:04:55,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:55,498 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:55,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:55,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:55,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:55,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:55, skipping insertion in model container [2019-11-27 10:04:55,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:55" (1/1) ... [2019-11-27 10:04:55,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:55,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:57,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:57,422 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:58,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:58,215 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:58,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58 WrapperNode [2019-11-27 10:04:58,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:58,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:58,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:58,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:58,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:58,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:58,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:58,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:58,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:58" (1/1) ... [2019-11-27 10:04:58,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:58,813 INFO L168 Benchmark]: Toolchain (without parser) took 3309.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.3 MB in the end (delta: 35.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:58,816 INFO L168 Benchmark]: CDTParser took 2.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:58,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2703.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.5 MB in the end (delta: 18.2 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:58,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 319.56 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 932.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:58,824 INFO L168 Benchmark]: Boogie Preprocessor took 267.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 926.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:58,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2703.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.5 MB in the end (delta: 18.2 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 319.56 ms. Allocated memory is still 1.0 GB. Free memory was 943.5 MB in the beginning and 932.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 926.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...